Journal of Spectroscopy / 2013 / Article / Tab 1

Research Article

The Spectrophotometric Multicomponent Analysis of a Ternary Mixture of Paracetamol, Aspirin, and Caffeine by the Double Divisor-Ratio Spectra Derivative Method

Table 1

Replicative determination of paracetamol, aspirin, and caffeine in some ternary mixtures by double divisor-ratio spectra derivative method.

MixtureAdded ( mol L−1)Found ( mol L−1)RSD (%)
PARASPCAFPARASPCAFPARASPCAF

30303029.0828.8131.06
130303028.9429.1930.912.581.882.74
30303030.3229.9029.54

30504032.0148.7038.84
230504030.0350.0138.073.301.421.54
30504031.5049.8039.50

2081018.088.0810.10
32081021.937.999.984.560.585.73
2081020.908.019.08

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